Home / 51,443.26-71,015.97-38,701.31

Finding the Fourth Proportional to 51,443.26, 71,015.97 and 38,701.31

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Solution

The fourth proportional to 51,443.26, 71,015.97 and 38,701.31 is: 53,426.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,443.26 : 71,015.97 = 38,701.31 : x
  2. Step 2: Convert to fraction form
    51,443.26/71,015.97 = 38,701.31/x
  3. Step 3: Cross multiply
    51,443.26x = 71,015.97 × 38,701.31
  4. Step 4: Simplify right side
    51,443.26x = 2,748,411,069.92
  5. Step 5: Solve for x
    x = 2,748,411,069.92/51,443.26
  6. Step 6: Final answer
    x = 53,426.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.